85879359

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{20789}}^1$

素因数の和:20821

約数の個数: 24

約数和(自身を含む): 136216080

約数和(自身を除く): 50336721

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377, 4131, 20789, 62367, 187101, 353413, 561303, 1060239, 1683909, 3180717, 5051727, 9542151, 28626453, 85879359]

約数ペア:

[(1, 85879359), (3, 28626453), (9, 9542151), (17, 5051727), (27, 3180717), (51, 1683909), (81, 1060239), (153, 561303), (243, 353413), (459, 187101), (1377, 62367), (4131, 20789)]